Pneumatic support frame for a rotary sander



FIG. 1 is a front, top, left side perspective view of the pneumatic support frame for a rotary sander showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a bottom plan view of FIG. 2; and

FIG. 4 is a rear elevational view thereof with the corrugated tube shown fragmentarily. 

The ornamental design of a pneumatic support frame for a rotary sander, substantially as shown. 